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ABOUT RAA

Research in Astronomy and Astrophysics (RAA) publishes research in the rapidly
growing area of astronomy and astrophysics. RAA has a worldwide audience. It
accepts original submissions from all over the world and is internationally
published and distributed by IOP.

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Previous
Vol 23, No 9 ( 2023)

REVISITING THE EPOCH OF COSMIC ACCELERATION

David Dahiya and Deepak Jain

PDF

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Vol 23, No 8 ( 2023)

VELOCITY DISPERSION Σ_{APER} APERTURE CORRECTIONS AS A FUNCTION OF GALAXY
PROPERTIES FROM INTEGRAL-FIELD STELLAR KINEMATICS OF 10,000 MANGA GALAXIES

Kai Zhu, Ran Li, Xiaoyue Cao, Shengdong Lu, Michele Cappellari and Shude Mao

PDF

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Vol 23, No 7 ( 2023)

IN SEARCH FOR INFALL GAS IN MOLECULAR CLOUDS: A CATALOGUE OF CO BLUE-PROFILES

Zhibo Jiang (江治波), Shaobo Zhang (张少博), Zhiwei Chen (陈志维), Yang Yang (杨旸),
Shuling Yu (于书岭), Haoran Feng (冯浩然), Ji Yang (杨戟) and the MWISP Group

PDF

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Vol 24, No 10 ( 2024)

A PRELIMINARY COMPARATIVE STUDY ON THE CENTERING ALGORITHMS FOR CASSINI-ISS NAC
IMAGES

T. Liang, Q.-F. Zhang, G.-M. Liu, W.-H. Zhu and C.-S. Wang

PDF

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Vol 24, No 9 ( 2024)

SPECTROSCOPIC OBSERVATIONS OF TEN GALACTIC WOLF–RAYET STARS AT BOSSCHA
OBSERVATORY: DETERMINATION OF STELLAR PARAMETERS AND MASS-LOSS RATES

Hakim Luthfi Malasan and Bakuh Danang Setyo Budi

PDF

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Vol 24, No 8 ( 2024)

PERTURBING THE STABLE ACCRETION DISK IN KERR AND 4D EINSTEIN–GAUSS–BONNET
GRAVITIES: COMPREHENSIVE ANALYSIS OF INSTABILITIES AND DYNAMICS

Orhan Donmez

PDF

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Vol 24, No 7 ( 2024)

CAN NEAR-TO-MID INFRARED SPECTRAL ENERGY DISTRIBUTION QUANTITATIVELY TRACE
PROTOPLANETARY DISK EVOLUTION?

Mingchao Liu (刘明超), Jinhua He (何金华), Zhen Guo, Jixing Ge (葛继兴) and Yuping Tang
(唐雨平)

PDF

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Vol 24, No 6 ( 2024)

DYNAMICAL DARK ENERGY IN LIGHT OF COSMIC DISTANCE MEASUREMENTS. I. A
DEMONSTRATION USING SIMULATED DATASETS

Gan Gu, Xiaoma Wang, Xiaoyong Mu, Shuo Yuan and Gong-Bo Zhao

PDF

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Vol 24, No 5 ( 2024)

FIRST LIGHT CURVE ANALYSIS OF NSVS 8294044, V1023 HER, AND V1397 HER CONTACT
BINARY SYSTEMS

Atila Poro, Sabrina Baudart, Mahshid Nourmohammad, Zahra Sabaghpour Arani,
Fatemeh Farhadi, Selda Ranjbar Salehian, Ahmad Sarostad, Saeideh Ranjbaryan Iri
Olya, Maryam Hadizadeh and AmirHossein Khodaei

PDF

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Vol 23, No 12 ( 2023)

EVOLUTION OF SUBKILOMETER-SCALE IMPACT CRATERS ON THE LUNAR MARIA AS CONSTRAINED
FROM MINI-RF DATA AND TOPOGRAPHIC DEGRADATION MODEL

Qinghai Sun (孙庆海), Wenzhe Fa (法文哲), Meng-Hua Zhu (祝梦华) and Jun Du (都骏)

PDF

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Vol 23, No 11 ( 2023)

PHOTOMETRIC AND SPECTROSCOPIC STUDY OF TWO LOW MASS RATIO CONTACT BINARY
SYSTEMS: CRTS J225828.7-121122 AND CRTSJ030053.5+230139

Surjit S. Wadhwa, Jelena Petrović, Nick F. H. Tothill, Ain Y. De Horta, Miroslav
D. Filipović and Gojko Djurašević

PDF

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Vol 23, No 10 ( 2023)

MULTI-WAVELENGTH STUDY OF HESS J1303-631 WITH 14 YR OF FERMI-LAT DATA

Lian-Cheng Zhou, Qi Xia, Shi-Ting Tian, Yun-lu Gong and Jun Fang

PDF

Read More +
Vol 23, No 9 ( 2023)

REVISITING THE EPOCH OF COSMIC ACCELERATION

David Dahiya and Deepak Jain

PDF

Read More +
Vol 23, No 8 ( 2023)

VELOCITY DISPERSION Σ_{APER} APERTURE CORRECTIONS AS A FUNCTION OF GALAXY
PROPERTIES FROM INTEGRAL-FIELD STELLAR KINEMATICS OF 10,000 MANGA GALAXIES

Kai Zhu, Ran Li, Xiaoyue Cao, Shengdong Lu, Michele Cappellari and Shude Mao

PDF

Read More +
Vol 23, No 7 ( 2023)

IN SEARCH FOR INFALL GAS IN MOLECULAR CLOUDS: A CATALOGUE OF CO BLUE-PROFILES

Zhibo Jiang (江治波), Shaobo Zhang (张少博), Zhiwei Chen (陈志维), Yang Yang (杨旸),
Shuling Yu (于书岭), Haoran Feng (冯浩然), Ji Yang (杨戟) and the MWISP Group

PDF

Read More +
Vol 24, No 10 ( 2024)

A PRELIMINARY COMPARATIVE STUDY ON THE CENTERING ALGORITHMS FOR CASSINI-ISS NAC
IMAGES

T. Liang, Q.-F. Zhang, G.-M. Liu, W.-H. Zhu and C.-S. Wang

PDF

Read More +
Vol 24, No 9 ( 2024)

SPECTROSCOPIC OBSERVATIONS OF TEN GALACTIC WOLF–RAYET STARS AT BOSSCHA
OBSERVATORY: DETERMINATION OF STELLAR PARAMETERS AND MASS-LOSS RATES

Hakim Luthfi Malasan and Bakuh Danang Setyo Budi

PDF

Read More +
Vol 24, No 8 ( 2024)

PERTURBING THE STABLE ACCRETION DISK IN KERR AND 4D EINSTEIN–GAUSS–BONNET
GRAVITIES: COMPREHENSIVE ANALYSIS OF INSTABILITIES AND DYNAMICS

Orhan Donmez

PDF

Read More +
Vol 24, No 7 ( 2024)

CAN NEAR-TO-MID INFRARED SPECTRAL ENERGY DISTRIBUTION QUANTITATIVELY TRACE
PROTOPLANETARY DISK EVOLUTION?

Mingchao Liu (刘明超), Jinhua He (何金华), Zhen Guo, Jixing Ge (葛继兴) and Yuping Tang
(唐雨平)

PDF

Read More +
Vol 24, No 6 ( 2024)

DYNAMICAL DARK ENERGY IN LIGHT OF COSMIC DISTANCE MEASUREMENTS. I. A
DEMONSTRATION USING SIMULATED DATASETS

Gan Gu, Xiaoma Wang, Xiaoyong Mu, Shuo Yuan and Gong-Bo Zhao

PDF

Read More +
Vol 24, No 5 ( 2024)

FIRST LIGHT CURVE ANALYSIS OF NSVS 8294044, V1023 HER, AND V1397 HER CONTACT
BINARY SYSTEMS

Atila Poro, Sabrina Baudart, Mahshid Nourmohammad, Zahra Sabaghpour Arani,
Fatemeh Farhadi, Selda Ranjbar Salehian, Ahmad Sarostad, Saeideh Ranjbaryan Iri
Olya, Maryam Hadizadeh and AmirHossein Khodaei

PDF

Read More +
Vol 23, No 12 ( 2023)

EVOLUTION OF SUBKILOMETER-SCALE IMPACT CRATERS ON THE LUNAR MARIA AS CONSTRAINED
FROM MINI-RF DATA AND TOPOGRAPHIC DEGRADATION MODEL

Qinghai Sun (孙庆海), Wenzhe Fa (法文哲), Meng-Hua Zhu (祝梦华) and Jun Du (都骏)

PDF

Read More +
Vol 23, No 11 ( 2023)

PHOTOMETRIC AND SPECTROSCOPIC STUDY OF TWO LOW MASS RATIO CONTACT BINARY
SYSTEMS: CRTS J225828.7-121122 AND CRTSJ030053.5+230139

Surjit S. Wadhwa, Jelena Petrović, Nick F. H. Tothill, Ain Y. De Horta, Miroslav
D. Filipović and Gojko Djurašević

PDF

Read More +
Vol 23, No 10 ( 2023)

MULTI-WAVELENGTH STUDY OF HESS J1303-631 WITH 14 YR OF FERMI-LAT DATA

Lian-Cheng Zhou, Qi Xia, Shi-Ting Tian, Yun-lu Gong and Jun Fang

PDF

Read More +
Vol 23, No 9 ( 2023)

REVISITING THE EPOCH OF COSMIC ACCELERATION

David Dahiya and Deepak Jain

PDF

Read More +
Vol 23, No 8 ( 2023)

VELOCITY DISPERSION Σ_{APER} APERTURE CORRECTIONS AS A FUNCTION OF GALAXY
PROPERTIES FROM INTEGRAL-FIELD STELLAR KINEMATICS OF 10,000 MANGA GALAXIES

Kai Zhu, Ran Li, Xiaoyue Cao, Shengdong Lu, Michele Cappellari and Shude Mao

PDF

Read More +
Vol 23, No 7 ( 2023)

IN SEARCH FOR INFALL GAS IN MOLECULAR CLOUDS: A CATALOGUE OF CO BLUE-PROFILES

Zhibo Jiang (江治波), Shaobo Zhang (张少博), Zhiwei Chen (陈志维), Yang Yang (杨旸),
Shuling Yu (于书岭), Haoran Feng (冯浩然), Ji Yang (杨戟) and the MWISP Group

PDF

Read More +
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Current
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 * A Preliminary Comparative Study on the Centering Algorithms for Cassini-ISS
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